{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001216","480:4800000592","480:4800000669","480:4800000668","480:4800000741","480:4800000704","480:4800000667","480:4800000778","480:4800001558","480:4800000552","480:4800000740","480:4800000557","480:4800000483","480:4800000898","480:4800000773","480:4800001157","480:4800000482","480:4800000813","480:4800001224","480:4800000358","480:4800000707","480:4800001333","480:4800001831","480:4800000554","480:4800002065"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7843279831192286,0.5144988458445635,0.5058487921279058,0.4815335126328381,0.4424549998883399,0.42232841388016457,0.40909646185850856,0.40622682714227787,0.25205775841286704,0.24779986224947192,0.2460020717719779,0.2112017873051401,0.20879595140607324,0.2009427200131171,0.1991435030735006,0.19626029094122377,0.193679427981321,0.17411745586462504,0.16944406515058363,0.16473017985107063,0.16003250526292956,0.15388786584498224,0.13646478469101875,0.13341861012719688,0.12746610868209376],"twin_dists":[0.0905268964375758,0.1497292280071843,0.15162728021460706,0.15701169679852495,0.1658550102586747,0.1705239689219618,0.1736441131192704,0.17432655176723202,0.21561488563201509,0.21694357093046882,0.21750896799847894,0.22903182748114598,0.2298740132478172,0.2326700904705516,0.23332121301717035,0.234373148275054,0.23532389244678914,0.24283578460328223,0.24471830306915363,0.2466553078728525,0.24862592796988708,0.25126810618299283,0.25920869884813696,0.26067357106975525,0.2636103240332886],"n_dims_used":43,"mean_confidence":0.9259702105854832},"coverage":{"mean_confidence":0.9259702105854832,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}